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A stack of homemade Chocolate Chip Cookie Brownies showing the fudgy brownie layer and chewy cookie top
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Chocolate Chip Cookie Brownies

Prep Time20 minutes
Cook Time35 minutes
Total Time55 minutes
Servings: 16 servings
Calories: 320kcal

Ingredients

  • 1/2 cup unsalted butter, melted (brownie layer)
  • 1 cup granulated sugar (brownie layer)
  • 1/3 cup unsweetened cocoa powder (brownie layer)
  • 1/2 cup all -purpose flour (brownie layer)
  • 2 large eggs (brownie layer)
  • 1/2 teaspoon vanilla extract (brownie layer)
  • 1/4 teaspoon salt (brownie layer)
  • 1/2 cup unsalted butter, softened (cookie layer)
  • 1/2 cup light brown sugar, packed (cookie layer)
  • 1/4 cup granulated sugar (cookie layer)
  • 1 large egg (cookie layer)
  • 1/2 teaspoon vanilla extract (cookie layer)
  • 1 1/4 cups all -purpose flour (cookie layer)
  • 1/2 teaspoon baking soda (cookie layer)
  • 1/4 teaspoon salt (cookie layer)
  • 1 cup semi -sweet chocolate chips (cookie layer)

Instructions

  • Preheat oven to 350°F (175°C) and grease a 9x9 inch square baking pan or line with parchment paper.
  • Prepare the brownie layer by whisking melted butter, 1 cup granulated sugar, and cocoa powder in a medium bowl until combined.
  • Beat in 2 eggs and 1/2 teaspoon vanilla extract until smooth.
  • Gently stir in 1/2 cup flour and 1/4 teaspoon salt until just incorporated.
  • Spread the brownie batter evenly into the bottom of the prepared pan.
  • Prepare the cookie layer by creaming the softened butter, brown sugar, and 1/4 cup granulated sugar in a separate bowl until light and fluffy.
  • Mix in 1 egg and 1/2 teaspoon vanilla extract.
  • Whisk together 1 1/4 cups flour, baking soda, and 1/4 teaspoon salt; gradually add to the wet ingredients until a dough forms.
  • Fold in the chocolate chips.
  • Drop small spoonfuls of the cookie dough evenly over the top of the brownie batter, pressing down slightly.
  • Bake for 30 to 35 minutes, or until the cookie top is golden brown and a toothpick inserted into the center comes out with a few moist crumbs.
  • Allow to cool completely in the pan before slicing into squares.